Experience
Data Analyst
Jan 2022 – Present
Atlântico Retail Group · Lisbon
- Built 25 Power BI dashboards used daily by 150 store managers
- Found pricing gaps that increased gross margin by 3.5%
- Automated weekly reports with Python, saving 12 hours per week
Junior Business Analyst
Sep 2020 – Dec 2021
Lusa Telecom · Porto
- Analysed customer churn and supported a retention campaign
- Wrote SQL queries for monthly KPI reports
Education
M.Sc. Data Science
2018 – 2020
University of Lisbon Business School · 17 / 20 · Lisbon